Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-308-4865 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Part Alternates: MS21154S3, 3120-01-308-4865, 01-308-4865, 3120013084865, 013084865

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 29 SEP 1989 01-308-4865

Drawings & Photos | NSN 3120-01-308-4865


Cross Reference | NSN 3120-01-308-4865

Part Number Cage Code Manufacturer
MS21154S3 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS

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Technical Data | NSN 3120-01-308-4865

Characteristic Specifications
MATERIAL STEEL OVERALL
HARDNESS RATING 56.0 ROCKWELL C MINIMUM INNER MEMBER 27.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM BODY
SURFACE TREATMENT CHROMATE INNER MEMBER CADMIUM BODY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-416,TYP II,CLASS 2 FED SPEC 1ST TREATMENT RESPONSE BODY
STYLE DESIGNATOR 10B WITHOUT INSERT OR LINER WITH STAKING GROOVE
BORE DIAMETER 0.1895 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.5620 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.2130 INCHES MINIMUM AND 0.2230 INCHES MAXIMUM
INNER MEMBER WIDTH 0.2790 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM
LUBRICATION MATERIAL GREASE, MIL-G-21164
STATIC RADIAL LOAD RATING 4600 POUNDS
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS21154S3

Restrictions/Controls & Freight Information | NSN 3120-01-308-4865

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information